Q. Sulphur on boiling with $NaOH$ solution gives
A) $Na_{2}SO_{3} + H_{2}S$
B) $Na_{2}S_{2}O_{3} + {Na}_{2}S$
C) $Na_{2}S_{2}O_{3} + {NaHSO}_{3}$
D) $Na_{2}SO_{3} + {SO}_{2}$
Explanation
(b)
$3S + 4NaOH\overset{Boiling\ }{\rightarrow}Na_{2}S_{2}O_{3} + Na_{2}S$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.